Intangible And Other Assets (Schedule Of Estimated Aggregate Future Amortization Expense For Intangible Assets) (Details) (USD $)	3 Months Ended
Mar. 31, 2012	Apr. 02, 2011
Intangible And Other Assets [Abstract]
2012 (remaining)	$ 4,329,000
2013	4,690,000
2014	4,188,000
2015	3,654,000
2016	2,974,000
2017	2,412,000
Amortization expense for intangible assets, key money deposits	$ 1,400,000	$ 1,200,000

Amortization Expense For Intangibles And Other Assets

No definition available.

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- Definition

The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.

+ References

No definition available.

+ Details

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- Definition

The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275

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- Definition

The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.

+ References

+ Details

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- Definition

The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.

+ References

+ Details

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